Include an App uses.
Effeciency refactor of start.
Refactor load package to use an sprintf string template.
Refactor loadDataAndLabels to utilize object notation in constructor.

The object notation passed to google's constructor is much faster at
the price of readability.
Refactored instantiateGraph to use an sprintf template.
Removed legacy data method specification.
Added basic unit tests.
Added MIT license file and updated readme.
Added travis configuration.
Updated travis config to run the helper tests.
Added html output example to readme.